EARTH SCIENCE > SPECTRAL/ENGINEERING > X-RAY
X-Ray (Or x-radiation, Rntgen ray) is electromagnetic radiation with
wavelengths shorter than that of ultraviolet radiation and greater than that of
American Meteorological Society Glossary of Meteorology Online
Boorse, H. A., and L. Motz, 1966: The World of the Atom, Vol. 1, 385401.